Specially formulated chemical used by gunsmiths and industry to blacken aluminium parts. Restores scratched and marred areas quickly. Fast-acting liquid is easy to apply with no dimensional change. Colour will vary from deep grey to black depending on alloy. Also excellent for blackening name plates, plaques, trophies and other engraved items.
- Gunsmiths blackening liquid
- Blackens aluminium parts
- Fast drying formula
- 3oz bottle